H Home Background Color: He Li Be Einsteinium Main Page Black White Gray B C N O F Ne Na Mg Einsteinium Pictures Page Al Si P S Cl Ar K Ca Einsteinium Technical Data Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og

Isotopes of Einsteinium (click to see decay chain): 240Es  241Es  242Es  243Es  244Es  245Es  246Es  247Es  248Es  249Es  250Es  251Es  252Es  253Es  254Es  255Es  256Es  257Es  258Es

256Es     Half-life Fermion, 99p 157n 25.4 m Spin Uncertain Parity Uncertain Hide Decay Modes Probability Mode Decay Energy Daughter 100% β- 1.7MeV 256Fm Hide Ultimate Decay Products Yield Nuclide 7.19125856217% 208Pb 2.876485703439×10-10% 206Pb Unknown 200Hg Atomic Weight 256.093598 Abundance None Mass Excess 87.186MeV Binding Energy 7.428MeV Magnetic Moment 0 μ Quadrupole Moment N/A   Show Element Pictures. Show only decay products of this isotope. Show Decay Image Smaller.

Click any isotope in diagram to see its data. Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..